Elementary Geometry for College Students (5th Edition)

Published by Brooks Cole
ISBN 10: 1439047901
ISBN 13: 978-1-43904-790-3

Chapter 2 - Section 2.5 - Convex Polygons - Exercises: 9a

Answer

90$^{\circ}$

Work Step by Step

I=$\frac{(n-2)\times180}{n}$ I=$\frac{(4-2)\times180}{4}$ I=$\frac{(2)\times180}{4}$ I=90$^{\circ}$
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